Convert //ash from scoped_ptr to std::unique_ptr

ash/display/resolution_notification_controller.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/display/resolution_notification_controller.h"
 
 #include <utility>
 
 #include "ash/display/display_info.h"
 #include "ash/display/display_manager.h"
@@ skipping 209 matching lines @@
           IDS_ASH_STATUS_TRAY_DISPLAY_RESOLUTION_CHANGED,
           display_name,
           base::UTF8ToUTF16(change_info_->new_resolution.size.ToString())) :
       l10n_util::GetStringFUTF16(
           IDS_ASH_STATUS_TRAY_DISPLAY_RESOLUTION_CHANGED_TO_UNSUPPORTED,
           display_name,
           base::UTF8ToUTF16(change_info_->new_resolution.size.ToString()),
           base::UTF8ToUTF16(change_info_->current_resolution.size.ToString()));
 
   ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
-  scoped_ptr<Notification> notification(new Notification(
+  std::unique_ptr<Notification> notification(new Notification(
       message_center::NOTIFICATION_TYPE_SIMPLE, kNotificationId, message,
       timeout_message, bundle.GetImageNamed(IDR_AURA_NOTIFICATION_DISPLAY),
       base::string16() /* display_source */, GURL(),
       message_center::NotifierId(
           message_center::NotifierId::SYSTEM_COMPONENT,
           system_notifier::kNotifierDisplayResolutionChange),
       data, new ResolutionChangeNotificationDelegate(
                 this, change_info_->timeout_count > 0)));
   notification->SetSystemPriority();
   message_center->AddNotification(std::move(notification));
@@ skipping 62 matching lines @@
                               this,
                               &ResolutionNotificationController::OnTimerTick);
   }
 }
 
 void ResolutionNotificationController::SuppressTimerForTest() {
   g_use_timer = false;
 }
 
 }  // namespace ash